Outlines a method for establishing a depreciated value of a library collection and includes an example of applying the formula for calculating depreciation. The method is based on the useful life of books, other print, and audio visual materials; their original cost; and on sampling subsets or sections of the collection. (JKP)

Examines the purpose for using historical costs in library financial records. Discusses the difference between spending money and losing resources. Describes how financial record systems operate and the ways in which accounting treats classes of expenditures. Uses the example of a bookmobile. (AEF)